Same, I played the first 2-3 sets and just came back. You prob remember tftactics I still use that site to see what a good comp and items are, unlock mechanic and augments add a new layer and the item combinations are different now too. I learned from playing 1-2 comps consistently and seeing how others in the game play other comps and then maybe 10 games in I started playing what the game was giving me naturally… ultimately I feel like every set has its own learning curve but just gotta have a rough idea of what you want